Nomad Madmacs Sinking High Speed Trolling LureThe MADMACS is a sinking super high speed trolling minnow capable of being trolled at speeds of up to 20kn for the 6" 8" Model and up to 15kn for the 10" Model. The Madmacs can also be trolled as slow as 5kn and has an amazing vibrating action even at very low speeds due to the Autotune system. The Madmacs Features the Autotune system which allows it to always troll straight and to run perfectly and with an amazing action at a huge range of speeds.